Removable Laptop Sleeve Case:camera backpack features with a detachable laptop sleeve case, it is fit for 17" laptop, you can easily add or remove this case bag according to your needs. This special removable design provides more convenient for you to carry. Large Capacity with Roll Top:This professional camera bag has a large capacity of totally 21.5L. It is with individual upper and lower compartment. The camera bag can hold 1 camera and 5 lenses. The roll top design could expand the capacity, which enables you holding 3-5pcs clothes. Front & Side Access Design:Professional front access as well as outer buckles provide double protection to your cameras. The side access allows for reaching the camera in a short time. Shoot & Travel Comfortably:Both the back and the shoulder strap of this photography backpack are padded and breathable. It is very comfortable during travel or shoot. Extremely Waterproof:Made of canvas material, this camera backpack is water resistant and durable. With Anti-dust rubber base and extra waterproof rain cover, this photography bag is very waterproof. You will not worry the rainy days.